Table 2.

Risk of Bias within included RCTs. We used the Cochrane’s risk of bias tool [61]. Each dimension was evaluated by two blinding reviewers, with results of concordance being here presented.

Author	Selection Bias (Randomization)	Selection Bias (Allocation Concealment)	Performance Bias Objective Outcomes	Performance Bias Subjective Outcomes	Detection Bias Objective Outcomes	Detection Bias Subjective Outcomes	Attrition Bias	Reporting Bias	Other Bias
Armamento-Villareal 2012	+	+	+		+		+	+	+
Buchowski 2012	+	−	+		+		+	+	+
Haas 2014	+	+	+		+		?	+	−
Heilbronn 2006	+	+	+		+		−	−	−
Racette 2006	+	+	+		+		−	−	−
Ravussin 2015	+	−	+	−	+	−	+	+	+
Sparks 2016	+	+	+		+		+	+	?
Teng 2011	?	?	+	−	+	−	+	−	−